SERTA® Modern Series™ 10" Extra-Firm Gel Foam Mattress - Double/Full
Serta Modern Series mattresses deliver cutting-edge comfort at a great price point, featuring gel-infused memory foams and a convenient mattress-in-a-box design – all proudly crafted in Canada for today’s lifestyle.
Serta Modern Series 10" Extra-firm Gel Foam Mattress - Double/Full: Embrace Cloud-like Comfort for Achieving Sweet Dreams
Discover unparalleled rejuvenation with the Serta Modern Boost XF Mattress, expertly designed for your ultimate relaxation. This Double/Full beauty features stacked layers of PureComfort Gel Foam topped with a sturdy PureComfort Foam Support Core, all wrapped in a Serta CoolWick Cover that enhances breathability. Standing at 10 inches, its extra-firm design ensures a perfect balance of support and luxurious comfort, making it an excellent choice for restful sleep.
Key Features
10 Inch Construct: This intelligently crafted structure combines two layers, merging support with relaxing softness that significantly elevates your sleeping experience.
Serta CoolWick Breathable Fabric: The advanced cover fabric effectively wicks moisture away, maintaining a cool and inviting surface for uninterrupted slumber.
PureComfort Gel Foam Layer: Enhanced with cooling gel, this foam not only keeps you comfortable but also ensures optimal body temperature regulation for a refreshing night’s rest.
Robust Foam Support Core: This core offers enduring stability, minimizes pressure points, and contributes to an overall experience of maximum comfort.
Benefits
Superior Sleep Performance: Relish in revitalizing sleep that keeps you energized through your day, as the mattress gently cradles your body in dreamy embrace.
Health-Friendly Materials: With CertiPUR-US certified foams, feel secure knowing the materials are safe, durable, and promote an optimal sleeping environment.
Ideal for Sleep Partners: The ingenious design minimizes motion transfer, allowing sleepers to enjoy uninterrupted sleep even when sharing the bed.
Ideal For
Sleepers of all styles, from side to back, who need the robust support of an extra-firm mattress for maximum comfort.
Hot sleepers who desire a cooler, more comfortable night’s rest, thanks to advanced cooling technologies integrated into the design.
Budget-conscious individuals seeking outstanding features and quality sleep—this mattress provides exceptional value without sacrificing comfort.
Details
Dimensions: 54″ x 75″ (137cm x 190.5cm)
Profile Height: 10 Inches
Firmness Level: Extra Firm
Manufacturer's Warranty: Full coverage warranty
Assurance Guarantees: Free next day delivery, 100 night sleep trial, and a price match promise for peace of mind.
Upgrade your nightly retreat with the Serta Modern Boost XF Gel Foam Mattress. Crafted for both comfort and support, it promises to transform every sleep into an exquisite escape. Embrace luxurious, cloud-like softness while enjoying a restorative night's sleep like never before.
Serta is proud to be the manufacturer of the World’s Best Mattress™. Their commitment to quality has made them a leader in the industry, and they look forward to helping you find the right mattress so you can get a better night’s sleep for years to come.
Visit our Mississauga mattress outlet or Toronto mattress outlet to view Serta mattresses on sale and special deals and outlet pricing offers! All mattresses are brand new, sealed, with full manufacturer’s warranty serviced by National Mattress Outlet.
For more than 80 years, Serta has been making consistent investments into the highest quality and most innovative features to ensure that every mattress set we manufacture delivers superior comfort and support. Throughout its history, Serta has been an industry leader, offering many product “firsts” – including the world’s first-ever “tuftless” mattress. Today, Serta is proud to offer a variety of exclusive features including our patented Advanced Comfort Quilt® and Continuous Support® Innerspring.
We offer FREE DELIVERY to all major cities in Ontario and the surrounding area on orders over $199. A delivery surcharge of $45 applies to orders under $199.
Select your delivery date at checkout (if applicable) and add any special instructions in the order comments (e.g., “Ring Buzzer #1234”). If a date isn’t shown or selected at checkout, you’ll receive an email with scheduling options. Day‑of, you’ll get a text and email with a 2‑hour window and live tracking. Estimates apply to in‑stock items; rural or weather‑affected addresses may require extra time.
Barrie • Innisfil • Orillia • Midland • Collingwood • Bradford • Washago and more
1–3 days on average
Northern & Eastern Ontario
Cobourg • Peterborough • Kawartha Lakes • Minden • Haliburton • Port Perry • Bowmanville and more
1–3 days on average
Western Ontario
London • Stratford • Woodstock • Brantford • Grand Bend • Port Elgin • Tobermory and more
Need delivery outside the GTA?
We also ship to all provinces in Canada at competitive rates (territories excluded). Enter your postal code at the top of the website to see what’s available.
Ready to Sleep Better?
Shop online 24/7 or visit any National Mattress location across Ontario. Spend $199+ and relax—your new mattress will arrive quickly and free of charge locally, or ship fast across Canada.
Where does National Mattress offer free local delivery?
We offer FREE local delivery to major cities across Ontario on orders of $199+. Check the region cards above for specific cities.
Do you ship mattresses across Canada?
Yes. We ship select roll‑packed mattresses to all provinces (YT, NT, NU excluded). Transit times range from 1–2 days in ON & QC to 3–4 days in BC and NL after shipping.
Is next‑day delivery available in the GTA?
Yes. FREE next‑day local delivery is available in many GTA and surrounding areas, subject to inventory and cutoff times.
What if my Ontario local order total is under $199?
A $45 delivery surcharge applies to orders under $199.
How do I schedule or change my delivery date?
Select a date at checkout. If a chosen date isn’t available, you’ll receive an email proposing an alternative—simply reply to reschedule. In‑store purchases can be scheduled at the time of sale.
Will I get tracking updates?
Yes. Local deliveries include day‑of text/e‑mail with a 2‑hour window plus live GPS tracking. Canada‑wide shipments include a courier tracking number once picked up.
Do you deliver to Yukon, Nunavut, or the Northwest Territories?
Is this mattress durable enough for nightly stomach sleeping?
This mattress is constructed with dense support layers and resilient comfort materials designed to withstand repeated pressure at typical stomach-sleeper contact points. Using a supportive base, rotating the mattress as recommended, and protecting it...
What breathable materials are used in this mattress?
This mattress uses a combination of breathable materials such as ventilated foams or latex, coil support for airflow, and a breathable or moisture-wicking cover to help air move through the bed.
See the construction and materials section for details...
Is this full size mattress compatible with an adjustable base?
Many foam and hybrid full size mattresses are compatible with adjustable bases and are designed to bend and flex as the base moves.
Check the product description for specific notes on adjustable base compatibility and follow the manufacturer's guidelines...
What type of core does this mattress use (foam, coils, or latex)?
This breathable mattress uses a support core made from foam, coils, latex, or a combination, paired with comfort layers and fabrics that promote airflow.
Check the construction section to see how the core type and top materials work together to influence...
Is there a weight limit for this full size mattress?
Most full size mattresses list a recommended weight range or are designed to support typical single sleepers or couples.
Check the product specifications or warranty details for any stated weight limits to ensure the mattress is a good match for the...
Is this Serta mattress considered entry-level, mid-range, or premium?
This Serta mattress occupies a specific tier within the Serta lineup based on its materials, construction, and feature set.
You can gauge its positioning by comparing its specifications and price with other Serta models in the same size and category...
Does this mattress have strong edge support?
This extra-firm mattress includes edge-support features such as reinforced coils or denser foam rails to help reduce roll-off and make it comfortable to sit or sleep near the edge.
Check the product description for more details on how the edges are ...
Do I need a mattress protector for this memory foam mattress?
A mattress protector is strongly recommended for any memory foam mattress.
It helps keep the surface clean, protects against spills and allergens, and can extend the life of the mattress by preventing moisture and debris from breaking down the foam ...
Do I need a mattress protector for a full size mattress?
Is this foam mattress suitable for couples with different comfort preferences?
This foam mattress is designed with a balanced comfort and support profile that many sleepers find comfortable, but it may still favor certain preferences.
Review the firmness rating, motion isolation information, and customer feedback to see how well...
What comfort and support technologies does this Serta mattress use?
This Serta mattress uses a combination of comfort and support technologies such as a coil support system, reinforced zones, and specialty comfort foams that may include memory foam or gel-infused foam.
Check the product description for a breakdown of...
How long does it take for a full size mattress to fully expand after unboxing?
Most boxed full size mattresses expand to near full size within a few hours, but they may continue to relax and reach their final feel over 24-72 hours.
Room temperature, ventilation, and the specific materials can affect expansion time; follow the ...
Is this 10 inch mattress all foam, hybrid, or innerspring?
This mattress uses the construction described on the product page, for example all foam, hybrid, or innerspring. Review the materials section to see details about the support core, comfort layers, and cover so you know what type of feel and performance...
Will this 10 inch mattress feel different from my current thinner mattress?
Yes. A 10 inch mattress typically feels more substantial than a thin mattress, with more noticeable comfort layers and often better pressure relief. If you are upgrading from a 6 or 8 inch model, you may experience increased cushioning and support, especially...
Is this mattress okay for everyday use or better for occasional sleep?
This extra-firm mattress is designed for regular nightly use for sleepers who enjoy a very firm feel.
If you plan to use it daily, review the materials, firmness description, and customer reviews to confirm that its extra-firm profile matches your comfort...
Is this mattress suitable for my sleep position and body type?
This cooling mattress is designed with a particular firmness and support profile that suits some sleep positions and body types better than others.
Check the comfort description and any recommended sleep positions in the product details to ensure it...
Do I need a mattress protector for my Serta mattress?
A mattress protector is strongly recommended for any Serta mattress.
It helps keep the surface clean, protects against spills and allergens, and can extend the life of the mattress by preventing moisture and debris from breaking down the comfort layers...
Is this mattress durable enough for nightly side sleeping?
This mattress is constructed with quality support and comfort layers designed to withstand repeated compression at typical side-sleeper pressure points. When used with a supportive base and a mattress protector, it is built to maintain its comfort and...
Do I need a mattress protector for this mattress?
A breathable mattress protector is strongly recommended.
It helps keep the surface clean, protects against spills and allergens, and can extend the life of the comfort layers by preventing moisture and debris from breaking down the materials that provide...
Is this Serta mattress compatible with an adjustable base?
Several Serta mattresses are designed to be compatible with adjustable bases and can bend and flex with the base's movement.
Look for adjustable-base compatibility in the product description and make sure any base you choose meets Serta's support requirements...
Is this memory foam mattress better suited for a primary bedroom or a guest room?
This mattress offers a specific combination of comfort, support, and durability that may make it ideal for nightly use in a primary bedroom. Review the firmness, build quality, and price point to decide where it best fits in your home.
What are the exact dimensions of this 10 inch mattress?
This mattress is approximately 10 inches high and is available in standard widths and lengths such as Twin, Twin XL, Full, Queen, King, and sometimes California King. Refer to the size chart on the product page for the precise width, length, and height...
Is there a weight limit for this 10 inch mattress?
Many mattresses list recommended weight guidelines for optimal performance. Check the specifications and warranty on the product page to see if there are any stated weight limits. If you are near or above the recommended range, you may want to consider...
Is this 10 inch mattress a good value for the price?
This 10 inch mattress is designed to balance comfort, support, and affordability. Review the materials, construction details, warranty, and customer reviews on the product page to decide whether its performance and features justify the price for your...
Will standard sheets fit on a 10 inch mattress?
Yes. Most standard fitted sheets are designed to fit a range of mattress depths and will accommodate a 10 inch mattress without issue. If you want a snugger fit, look for sheets with a pocket depth that matches low to medium profile mattresses and elastic...
In Stock, Ready for Pickup
Not Displayed
Login and Registration Form